55115134 has 8 divisors (see below), whose sum is σ = 82727568. Its totient is φ = 27539280.

The previous prime is 55115131. The next prime is 55115149. The reversal of 55115134 is 43151155.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55115099 and 55115108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55115131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5002 + ... + 11629.

It is an arithmetic number, because the mean of its divisors is an integer number (10340946).

Almost surely, 2^55115134 is an apocalyptic number.

55115134 is a deficient number, since it is larger than the sum of its proper divisors (27612434).

55115134 is a wasteful number, since it uses less digits than its factorization.

55115134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18290.

The product of its digits is 1500, while the sum is 25.

The square root of 55115134 is about 7423.9567617275. The cubic root of 55115134 is about 380.5604242339.

Adding to 55115134 its reverse (43151155), we get a palindrome (98266289).

The spelling of 55115134 in words is "fifty-five million, one hundred fifteen thousand, one hundred thirty-four".